3734561680 has 20 divisors (see below), whose sum is σ = 8682856092. Its totient is φ = 1493824640.

The previous prime is 3734561671. The next prime is 3734561693. The reversal of 3734561680 is 861654373.

3734561680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 738969856 + 2995591824 = 27184^2 + 54732^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23340931 + ... + 23341090.

Almost surely, 2^3734561680 is an apocalyptic number.

It is an amenable number.

3734561680 is an abundant number, since it is smaller than the sum of its proper divisors (4948294412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3734561680 is a wasteful number, since it uses less digits than its factorization.

3734561680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46682034 (or 46682028 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 3734561680 is about 61111.0602100798. The cubic root of 3734561680 is about 1551.4813005177.

The spelling of 3734561680 in words is "three billion, seven hundred thirty-four million, five hundred sixty-one thousand, six hundred eighty".